\documentclass[12pt]{article}
\usepackage{fontspec}
\usepackage{polyglossia}
\setdefaultlanguage{french}

\usepackage[margin=2.5cm, includeheadfoot]{geometry}
\geometry{a4paper, centering}
\setlength\textwidth{1cm}

\defaultfontfeatures{Mapping=tex-text}
\setromanfont{Helvetica}
\lccode"2019="0027
\lccode"0027="0027

\setlength{\parindent}{0cm}
\setlength{\parskip}{\medskipamount}

\begin{document}

% this keeps breaking after "l'-"
dei l'information

xd'xxx

\end{document}
